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【单选题】
关于月经周期中激素的变化，下列哪项不正确：A.
排卵前24小时左右，FSH出现高峰
B.
排卵前24小时左右，LH出现陡峰
C.
LH陡峰后发生排卵
D.
雌激素在排卵前后各出现一个高峰
E.
孕激素在排卵前后各出现一个高峰
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】You ____that letter to James. However, you didn’t.
【单选题】I appreciate ______that letter for me.
A.
you to write
B.
your writing
C.
you write
D.
that you writing
【单选题】You that letter to James. However, you didn't.
A.
ought to write
B.
ought to have written
C.
should write
D.
should be writing
【单选题】听力原文：W: Did you read that letter in the newspaper about smoking? The person who wrote that must be crazy. M: I don't think so. I think the government should do everything it can to discourage people f...
A.
A man.
B.
A letter in the newspaper.
C.
A law.
D.
The government.